webpack.config.ts

import path from "path";
import webpack from "webpack";
import HtmlWebpackPlugin from "html-webpack-plugin";

const webpackConfig: webpack.Configuration = {
  mode: "production",
  entry: "./src/index.tsx",
  output: {
    filename: "app.bundle.[contenthash].js",
    path: path.resolve(__dirname, "build"),
  },
  module: {
    rules: [
      {
        test: /\.(ts|tsx)$/,
        use: "ts-loader",
        exclude: /node_modules/,
      },
      {
        test: /\.css$/,
        use: ["style-loader", "css-loader"],
      },
    ],
  },
  resolve: {
    extensions: [".tsx", ".ts", ".js", ".css"],
    alias: {
      react: "preact/compat",
      "react-dom/test-utils": "preact/test-utils",
      "react-dom": "preact/compat",
      "react/jsx-runtime": "preact/jsx-runtime",
    },
  },
  devtool: "inline-source-map",
  plugins: [
    new HtmlWebpackPlugin({
      template: "src/template.html",
    }),
  ],
  performance: {
    maxEntrypointSize: 2000000,
    maxAssetSize: 2000000,
  },
};

export default webpackConfig;